Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/70b3c9f4f6e7
Author: Borja Salguero <borjasalguero@users.noreply.github.com>
Desc: Merge pull request #30914 from mancas/bug1182195

Bug 1182195 - [Contacts] Unable to import contacts from email [Gmail/…

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https://hg.mozilla.org/integration/gaia-central/rev/db01ed82dde5
Author: Manuel <manuel.casasbarrado@gmail.com>
Desc: Bug 1182195 - [Contacts] Unable to import contacts from email [Gmail/Outlook]; account sign in then import activity closes

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "e0088a67f53d48f77a5c1936301411b0f7ef9f7c", 
+        "git_revision": "e4b63559eba364892867eb381c3002d6518e5d6a", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "5331658ca53f8a75fc309f418ba408809accb0b3", 
+    "revision": "70b3c9f4f6e717231709cfe1df0dc5bb2572c465", 
     "repo_path": "integration/gaia-central"
 }